栏目

匍匐五加Acanthopanax scandens Hoo

匍匐五加Acanthopanax scandens Hoo

科名:五加科 Araliaceae

属名:五加属 Acanthopanax

《中国植物志》第54卷113页
  23.匍匐五加
  Acanthopanax scandens Hoo, 植物分类学报增刊1: 158. 1965.
  匍匐灌木;小枝灰棕色,无刺,新枝淡黄色,无毛,无刺。叶有小叶3,稀2;叶柄长2-4.5厘米,无毛;小叶片膜质,中央的卵状椭圆形,长5.5-7厘米,宽3.5-5厘米,先端渐尖,基部阔楔形,上面脉上疏生刚毛,下面脉上刚毛更稀,边缘有重锯齿,齿有刺尖,侧脉4-6对,隆起而明显,网脉不明显,两侧的菱状卵形,长3.5-5.5厘米,宽1.6-2.8厘米,先端尖至短渐尖,基部外侧圆形,有时在枝上部为卵形单叶,长6-9厘米,宽4-5.5厘米,先端渐尖,基部心形;无小叶柄。伞形花序1-3个,顶生或近顶生,中央者较大,有花10-20朵,侧生者较小,有花2-6朵;总花梗长1-2厘米,无毛;苞片披针形,长约2毫米;花梗长约8毫米,无毛;小苞片锥形,长1毫米;萼钟形,长约2.5毫米,无毛,边缘有5个三角形小齿;花瓣和雄蕊未见;子房2室;花柱2,合生至中部,先端反曲。果实扁球形,黑色,长宽各约8毫米,厚2毫米。种子肾形,白色,长5毫米,宽3毫米。花期6-7月,果期9-10月。
  产安徽(九华山)和浙江(四明山)。生于山坡路旁林中。模式标本采自浙江四明山。
  本种与白簕Acanthopanax trifoliatus (Linn.) Merr.很相似,但植物体无刺,无小叶柄,容易区别。本种原置于五加组,但子房2室,花柱中部以下合生,应改隶花椒五加组。

《Flora of China》 Vol. 13 (2007)
Eleutherococcus scandens  (G. Hoo) H. Ohashi
匍匐五加   pu fu wu jia
Acanthopanax scandens G. Hoo, Acta Phytotax. Sin., Addit. 1: 158. 1965.
Shrubs, scandent. Branches unarmed, glabrous. Petiole 2-5 cm, glabrous; leaflets 3, sessile, ovate or ovate-elliptic, 5-7 × 3.5-5 cm, membranous, both surfaces scattered setose, secondary veins 4-6 pairs, distinct, base broadly cuneate, margin setose-serrulate, apex acute or acuminate. Umbels terminal, solitary or 2 or 3 together in a small panicle; peduncles 1-2 cm; pedicels ca. 8 mm, glabrous. Calyx 5-toothed, glabrous. Ovary 2-carpellate; styles 2, united to middle. Fruit black, globose, slightly compressed, ca. 8 mm in diam. Seeds reniform, white. Fl. Jun-Jul, fr. Sep-Oct.
● Scrub fields, among scattered trees, along streams, roadsides; below 800 m. Anhui, N Fujian, Jiangxi, Zhejiang.

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